The 30,000-volume library is one of the world's most impressive poetry collections.

An avant garde art museum at the University of Chicago.

Assemble a masterpiece at the first and only North American school exclusively dedicated to mosaic art.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

In a quiet north Chicago neighborhood rests a stunning relic of the golden age of earthenware design.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

These pretty kitties killed and ate as many as 135 railway workers.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

Former meatpacking facility turned vertical farm and sustainable business complex.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

Cemetery featuring rare glass-fronted columbarium.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

Years of archaeology, just chillin' by the water cooler.

The world's only known button museum.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.